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Cushion|Natural|GIA

1.30ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 2567541114

Certificate GIA 2567541114

Diamond specifications and retailer prices

From $2,595 SGD
As of November 5, 2026
Save $2,115 SGD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,710 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567541114. Listed at 6 retailers as of November 4, 2026, with prices from $2,595 to $4,710, a $2,115 spread on the same certified stone. MOH London lists it at $4,710. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567541114
Dimensions7.01 × 5.46 × 3.75 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.01 mm5.46 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567541114
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $4,710 SGD|Low: $2,595 SGD|High: $4,749 SGD|Avg: $3,325 SGD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$2,595 SGD
Retailer 2$2,616 SGD
Retailer 5$2,928 SGD
Retailer 4$3,290 SGD
Retailer 3$3,663 SGD
MOH London$4,710 SGD

21 data points across 6 retailers

6 retailers$2,595 SGD to $4,710 SGD

A
Cheapest Retailer
-
$2,595 SGD
A
Retailer 2
-
$2,616 SGD
View
A
Retailer 3
-
$2,928 SGD
View
B+
Retailer 4
-
$3,290 SGD
View
B+
Retailer 5
-
$3,663 SGD
View
Most Expensive
B
MOH London
346E923BD · Nov 4
$4,710 SGD
£2,894 GBP
View
5 more retailers have this diamond
Prices start from $2,595 SGDSave up to $2,115 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.30ct Cushion
$2,595 SGD